| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.06 | 2.17 | -0.11 |
| Feb | 1.85 | 1.98 | -0.13 |
| Mar | 2.40 | 2.38 | 0.02 |
| Apr | 3.90 | 3.91 | -0.01 |
| May | 4.55 | 4.71 | -0.16 |
| Jun | 4.42 | 4.46 | -0.04 |
| Jul | 3.89 | 4.00 | -0.11 |
| Aug | 4.16 | 4.02 | 0.14 |
| Sep | 3.31 | 3.25 | 0.06 |
| Oct | 3.53 | 3.52 | 0.01 |
| Nov | 2.62 | 2.60 | 0.02 |
| Dec | 2.18 | 2.22 | -0.04 |
38.87 | 39.22 | -0.35 |